Water Pump Impeller Kit – Fits Yamaha 9.9HP 15HP 2-Stroke (Replaces Yamaha 682-44352-00, Sierra 18-3074) 25-350HP Position the new mounting gasket

Position the new mounting gasket on the engine block

Separate the sterndrive from the bell housing as detailed in your MerCruiser service manual

Reconnect hoses and refill the cooling system with the appropriate coolant

Slide the new hose clamps onto the fuel lines

If not present

Water Pump Impeller Kit – Fits Yamaha 9.9HP 15HP 2-Stroke (Replaces Yamaha 682-44352-00, Sierra 18-3074) 25-350HP Position the new mounting gasketProduct Details This Water Pump Impeller Kit Fits Yamaha 9. 9HP 15HP 2 Stroke (Replaces 682 44352 00, Sierra 18 3074) is designed for Yamaha 2 stroke 9. 9HP and 15HP outboard motors, including specific compatibility with E9. 9D and E15D models. It serves as a complete solution for servicing your engine's cooling system. It provides a direct interchange for Yamaha parts 682 44352 00 00 through 682 44352 40 00, Sierra 18 3074, Mallory 9 45605, Mercury